19414278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{509}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 45667440

約数和(自身を除く): 26253162

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 163, 234, 326, 489, 509, 978, 1018, 1467, 1527, 2119, 2934, 3054, 4238, 4581, 6357, 6617, 9162, 12714, 13234, 19071, 19851, 38142, 39702, 59553, 82967, 119106, 165934, 248901, 497802, 746703, 1078571, 1493406, 2157142, 3235713, 6471426, 9707139, 19414278]

約数ペア:

[(1, 19414278), (2, 9707139), (3, 6471426), (6, 3235713), (9, 2157142), (13, 1493406), (18, 1078571), (26, 746703), (39, 497802), (78, 248901), (117, 165934), (163, 119106), (234, 82967), (326, 59553), (489, 39702), (509, 38142), (978, 19851), (1018, 19071), (1467, 13234), (1527, 12714), (2119, 9162), (2934, 6617), (3054, 6357), (4238, 4581)]